Keith Johnson Books

A course in phonetics

By Peter Ladefoged

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A Course in Phonetics, w. CD-ROM

By Peter Ladefoged, Keith Johnson

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A Z of Preston

By Keith Johnson

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The essential handbook for human service leaders

By Tim Nolan

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"The Essential Handbook for Human Service Leaders is a first of its kind manual for supervisors and managers at all levels. The book focuses on tried and tested methods to help supervisors increase...

The Project

By Keith Johnson, The Project Editorial Board, Eric Kuha, Melvin Shem, Sasha Alemdinger, Sean Froyd PhD, Ben Wilcox, Jeremiah Liend, Carrie Scifres

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Journey On

By CayCee Johnson, Keith Johnson

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FTC Robotics Tips Tricks Strategies and Secrets

By Keith Johnson, David Dietz, Sarah Love, Jackson Zhang, Evan Gagnon, Kathleen Love, The Pope John XXIII High School Robotics Team

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I Know Where I ve Been. I m Just Not Sure Where I m Going.

By Diana Mcguiness

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Funding from the European Union

By Diana Mcguiness

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.